Table 2.

Summary of studies of polyphenol-based hydrogels for cancer therapy.

Cancer treatment	Introduced polyphenols	Key properties	References
Chemotherapy	Dopamine	Injectability; Self-healing; Local sustained release	[185]
Chemotherapy	PDA	Adhesion; High drug loading efficiency; Tumor environment-sensitive degradability	[188]
Chemotherapy	PDA	Injectability; pH-sensitive drug release; Biodegradability	[189]
Photothermal-mediated therapy	PDA	Injectability; Self-healing	[132]
Photothermal-mediated therapy	PDA	NIR-sensitive thrombin release	[194]
Immunotherapy	Dopamine	Adhesion; Injectability; Thermosensitivity	[196]
Chemo/photothermal therapy	Dopamine	On-demand drug release	[197]